/* Giao diện chính (B, chốt 13/10/2026) – "Núi đá và lưới nhà máy": navy sâu của logo + xanh lam nhấn; tiêu đề chữ có chân Source Serif 4, nội dung Be Vietnam Pro;
   dấu hiệu riêng: đường núi đá vôi Tràng An (assets/karst-*.svg, sinh trong build.mjs) chạy ngang màn đầu, liên hệ, chân trang. Màn đầu chỉ MỘT ảnh khu công nghiệp. */
:root{--deep:#061a33;--ink:#0b2340;--brand:#0b3768;--brand-d:#082a50;--tx:#1f2a36;--mut:#56636f;--line:#dbe0e6;--alt:#f6f4ee;--r:2px;
--cy:#1279a3;--cy-l:#3fb4dc;--on-d:#c3d2e2;--on-d2:#94abc3;
--f:'Be Vietnam Pro',var(--cjk),'Segoe UI',system-ui,sans-serif;
--fs:'Source Serif 4',Georgia,'Times New Roman',serif;--ease:cubic-bezier(.16,1,.3,1)}
body{font-size:16.5px}
::selection{background:#cfe8f4;color:var(--deep)}
input,textarea{caret-color:var(--brand)}
input[type=checkbox],input[type=radio]{accent-color:var(--brand)}
html{scrollbar-color:#9aa9b9 #eef1f4}
h1,h2,.stats dt,.band h2,.tl-h,.steps li::before,.cside h3,.lb-t{font-family:var(--fs);font-weight:600;letter-spacing:-.012em}
h3{font-weight:600;letter-spacing:0}
:lang(ja) h1,:lang(ja) h2,:lang(zh) h1,:lang(zh) h2,:lang(ko) h1,:lang(ko) h2,:lang(ja) .stats dt,:lang(zh) .stats dt,:lang(ko) .stats dt,:lang(ja) .band h2,:lang(zh) .band h2,:lang(ko) .band h2,:lang(ja) .cside h3,:lang(zh) .cside h3,:lang(ko) .cside h3{font-family:var(--f);font-weight:700}
h2{font-size:clamp(1.75rem,3.3vw,2.6rem);line-height:1.16}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--cy-l);outline-offset:3px}
.ic{display:none!important}
.topbar{background:var(--deep);color:var(--on-d2);border:0}.topbar a{color:var(--on-d)}
.top{border-bottom:1px solid var(--line)}
.top.scrolled{box-shadow:0 1px 0 var(--line),0 8px 24px -16px rgba(6,26,51,.35)}
.brand span{font-family:var(--fs);font-weight:600;font-size:1.12rem;color:var(--ink)}
#nav a::after{background:var(--cy-l);height:2px}
#nav a:hover{color:var(--brand)}
.btn{border-radius:var(--r);transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease)}.btn:hover{box-shadow:none}
.btn:active{transform:translateY(1px)}
.rv{opacity:0;transform:translateY(14px);transition:opacity .7s var(--ease),transform .7s var(--ease)}.rv.in{opacity:1;transform:none}
.ar{width:18px;height:18px;flex:none;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;transition:transform .25s var(--ease);vertical-align:-3px;margin-left:8px}
a:hover>.ar,a:hover .more .ar{transform:translateX(4px)}

.hb-hero{position:relative;overflow:hidden;color:#fff;padding:clamp(48px,6.5vw,96px) 0 0;
background:var(--deep)}
.hb-hgrid{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,5fr);gap:clamp(32px,4vw,64px);align-items:center;position:relative;z-index:1}
.hb-ht h1{color:#fff;font-size:clamp(2.15rem,4.3vw,3.55rem);line-height:1.08;letter-spacing:-.022em;margin:0 0 .45em;max-width:17ch}
:lang(ja) .hb-ht h1,:lang(zh) .hb-ht h1,:lang(ko) .hb-ht h1{font-size:clamp(1.8rem,3.4vw,2.7rem);line-height:1.35;letter-spacing:0;max-width:22ch}
.hb-ht .lead{color:var(--on-d);font-size:clamp(1.05rem,1.4vw,1.2rem);line-height:1.65;max-width:54ch;margin:0}
.hb-cta{display:flex;flex-wrap:wrap;align-items:center;gap:14px 28px;margin-top:34px}
.hb-hero .btn.light{background:#fff;color:var(--deep);padding:15px 24px;font-weight:600;display:inline-flex;align-items:center}
.hb-hero .btn.light:hover{background:#dff0f8;color:var(--deep)}
.hb-link{display:inline-flex;align-items:center;font-weight:600;color:var(--brand);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:6px}
.hb-hero .hb-link{color:#fff}.hb-hero .hb-link:hover{color:var(--cy-l)}
.hb-free{display:flex;align-items:center;gap:10px;margin:22px 0 0;font-size:14px;color:var(--on-d2)}
.hb-free span{width:28px;height:2px;background:var(--cy-l)}
.hb-hf{position:relative;margin:0 34px 0 0;animation:hb-in 1.1s var(--ease) both .1s}
.hb-hf::before{content:"";position:absolute;top:-14px;right:-14px;width:56px;height:56px;border-top:2px solid var(--cy-l);border-right:2px solid var(--cy-l);z-index:2}
.hb-main{display:block;width:100%;height:auto;aspect-ratio:9/10;object-fit:cover;object-position:38% 50%;animation:hb-pan 26s ease-in-out 1.2s infinite alternate}
.hb-hf figcaption{position:absolute;top:0;right:-34px;writing-mode:vertical-rl;font-size:12px;letter-spacing:.14em;color:var(--on-d2);font-variant-numeric:tabular-nums;white-space:nowrap}
@keyframes hb-pan{from{object-position:20% 50%}to{object-position:72% 50%}}
@keyframes hb-in{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.hb-kl{display:block;width:100%;height:clamp(56px,8vw,118px);position:relative;z-index:2;margin-top:clamp(28px,3vw,44px);pointer-events:none}
.hb-kl path{fill:none;stroke:var(--cy-l);stroke-width:1.5;vector-effect:non-scaling-stroke;stroke-dasharray:1;stroke-dashoffset:1;animation:hb-draw 2.6s var(--ease) .3s forwards}
@keyframes hb-draw{to{stroke-dashoffset:0}}
.hb-stats{border:0;border-top:1px solid rgba(255,255,255,.14);border-radius:0;background:none;margin:0;grid-template-columns:repeat(4,minmax(0,1fr))}
.hb-stats>div,.hb-stats>div:first-child{border:0;border-right:1px solid rgba(255,255,255,.12);padding:26px 24px 34px}
.hb-stats>div:first-child{padding-left:0}.hb-stats>div:last-child{border-right:0}
.hb-stats dt{color:#fff;font-size:clamp(1.55rem,2.6vw,2.2rem);font-weight:500;letter-spacing:-.01em;font-variant-numeric:lining-nums tabular-nums}
.hb-stats dd{color:var(--on-d2);font-size:14px}

.hb-split{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:32px clamp(40px,6vw,96px);align-items:start}
.hb-side{position:sticky;top:120px}
.hb-side .sub{margin-bottom:0}
.hb-head{margin-bottom:clamp(28px,3.5vw,44px)}.hb-head .sub{margin-bottom:0}
.hb-head.row{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:end;gap:16px 40px}

.hb-rows{border-top:1px solid var(--ink)}
.hb-row{position:relative;display:grid;gap:8px;padding:34px 0 32px;border-bottom:1px solid var(--line);color:inherit;text-decoration:none}
.hb-row::before{content:"";position:absolute;left:0;right:0;top:-1px;height:2px;background:var(--cy-l);transform:scaleX(0);transform-origin:left;transition:transform .45s var(--ease)}
.hb-row:hover::before,.hb-row:focus-visible::before{transform:scaleX(1)}
.hb-row h3{font-family:var(--fs);font-size:clamp(1.35rem,2.1vw,1.7rem);line-height:1.25;margin:0;color:var(--ink);transition:color .2s}
:lang(ja) .hb-row h3,:lang(zh) .hb-row h3,:lang(ko) .hb-row h3,:lang(ja) .hb-reasons h3,:lang(zh) .hb-reasons h3,:lang(ko) .hb-reasons h3,:lang(ja) .hb-feat h3,:lang(zh) .hb-feat h3,:lang(ko) .hb-feat h3,:lang(ja) .hb-li h3,:lang(zh) .hb-li h3,:lang(ko) .hb-li h3{font-family:var(--f);font-weight:700}
.hb-row:hover h3{color:var(--brand)}
.hb-row p{margin:0;color:var(--mut);max-width:64ch}
.hb-row .more{display:inline-flex;align-items:center;margin-top:6px;font-weight:600;color:var(--brand)}

.hb-why{background:#fff}
.hb-wgrid{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,6fr);gap:clamp(36px,6vw,96px);align-items:center}
.hb-fig{position:relative;margin:0}
.hb-fig::before,.hb-fig::after{content:"";position:absolute;width:48px;height:48px;z-index:1}
.hb-fig::before{top:-12px;left:-12px;border-top:2px solid var(--brand);border-left:2px solid var(--brand)}
.hb-fig::after{bottom:30px;right:-12px;border-bottom:2px solid var(--cy-l);border-right:2px solid var(--cy-l)}
.hb-fig img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover}
.hb-fig figcaption{margin-top:10px;font-size:13.5px;color:var(--mut)}
.hb-reasons{list-style:none;margin:28px 0 0;padding:0;border-top:1px solid var(--ink)}
.hb-reasons li{padding:22px 0;border-bottom:1px solid #d7d4c9}
.hb-reasons h3{font-family:var(--fs);font-size:1.32rem;margin:0 0 6px;color:var(--ink)}
.hb-reasons p{margin:0;color:var(--mut)}

.band{background:url(karst-fill.svg) bottom/100% 64px no-repeat,var(--brand);padding:clamp(40px,5vw,60px) 0 clamp(80px,9vw,104px)}
.band p{color:#d4e0ed}.band h2{font-size:clamp(1.45rem,2.6vw,2rem)}
.btn.light{color:var(--brand)}.btn.light:hover{background:#e3f1f8}

.hb-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:0;max-width:none;border:0}
.steps.hb-steps::before{display:none}
.steps.hb-steps li{padding:64px 24px 8px 0;border:0;position:relative}
.steps.hb-steps li::before{position:absolute;left:0;top:0;width:auto;height:auto;background:none;border-radius:0;box-shadow:none!important;color:var(--brand);font-size:2.6rem;line-height:1;place-items:start;display:block}
.steps.hb-steps li::after{content:"";position:absolute;left:44px;right:16px;top:22px;height:1px;background:var(--line)}
.steps.hb-steps li:last-child::after{display:none}
.steps.hb-steps strong{font-size:1.06rem;line-height:1.35;display:block;margin-bottom:6px;min-height:2.7em}
.steps.hb-steps span{font-size:15px}
.hb-time{margin-top:clamp(48px,6vw,80px);display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:8px clamp(40px,6vw,96px)}
.hb-time .tl-h,.hb-time .sub{grid-column:1}.hb-time .tl{grid-column:2;grid-row:1/span 3}

.hb-proj{background:var(--deep);color:#fff}
.hb-proj h2{color:#fff}.hb-proj .sub{color:var(--on-d2)}
.hb-proj .hb-link{color:#fff}.hb-proj .hb-link:hover{color:var(--cy-l)}
.hb-mosaic{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-auto-rows:clamp(170px,17vw,240px);gap:12px}
.hb-tile{position:relative;overflow:hidden;display:block;background:#0d2c50;color:#fff;text-decoration:none}
.hb-tile.big{grid-column:span 2;grid-row:span 2}
.hb-tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .9s var(--ease),filter .4s}
.hb-tile:hover img{transform:scale(1.045)}
.hb-cap{position:absolute;left:0;bottom:0;max-width:88%;background:var(--deep);padding:10px 16px 12px;display:grid;gap:1px}
.hb-cap small{font-size:12.5px;color:var(--on-d2)}
.hb-cap b{font-family:var(--fs);font-weight:600;font-size:1.02rem;line-height:1.3}
.hb-tile.big .hb-cap{padding:16px 22px 18px}.hb-tile.big .hb-cap b{font-size:1.45rem}
:lang(ja) .hb-cap b,:lang(zh) .hb-cap b,:lang(ko) .hb-cap b{font-family:var(--f)}
.hb-tile:focus-visible{outline-offset:-3px}
.hb-part{padding:8px 0 clamp(40px,5vw,64px)}
.hb-part .partners{border-top:0;margin-top:0}

.hb-ins{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:32px clamp(32px,4.5vw,64px)}
.hb-feat,.hb-li{color:inherit;text-decoration:none;display:block}
.hb-fimg{display:block;overflow:hidden;margin-bottom:18px}
.hb-fimg img{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;transition:transform .9s var(--ease)}
.hb-feat:hover .hb-fimg img{transform:scale(1.035)}
.hb-meta{display:block;font-size:13.5px;color:var(--mut);margin-bottom:6px}
.hb-feat h3{font-family:var(--fs);font-size:clamp(1.45rem,2.3vw,1.9rem);line-height:1.22;margin:0 0 10px;color:var(--ink)}
.hb-feat p,.hb-li p{margin:0;color:var(--mut)}
.hb-list{border-top:1px solid var(--ink)}
.hb-li{padding:22px 0;border-bottom:1px solid var(--line)}
.hb-li h3{font-family:var(--fs);font-size:1.28rem;line-height:1.3;margin:0 0 6px;color:var(--ink)}
.hb-li p{font-size:15px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.hb-feat:hover h3,.hb-li:hover h3{color:var(--brand);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:5px}

.hb-q{background:var(--alt)}
.hb-tool{background:var(--alt)}
.hb-tool #tool-box.card{background:#fff;margin:0;padding:clamp(22px,3vw,36px);border:0;border-top:2px solid var(--ink);box-shadow:0 18px 40px -28px rgba(6,26,51,.35)}
.hb-faq{background:var(--alt)}
.hb-q+.hb-tool,.hb-tool+.hb-faq{padding-top:clamp(16px,2.5vw,32px)}
.hb-qlist{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 40px;border-top:1px solid var(--ink)}
.hb-qlist a{display:block;padding:20px 0 22px;border-bottom:1px solid var(--line);color:inherit;text-decoration:none}
.hb-qlist h3{font-size:1.06rem;margin:0 0 4px;color:var(--ink);transition:color .2s}
.hb-qlist p{margin:0;font-size:14.5px;color:var(--mut)}
.hb-qlist a:hover h3{color:var(--brand);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:4px}

.hb-contact{position:relative;background:var(--deep);color:#fff;padding-top:clamp(96px,11vw,150px)}
.hb-kl.kt{position:absolute;top:clamp(16px,2vw,28px);left:0;margin:0;height:clamp(48px,6vw,84px)}
.hb-kl.kt path{animation:none;stroke-dashoffset:0;stroke:rgba(63,180,220,.55)}
.hb-contact h2{color:#fff}.hb-contact .sub{color:var(--on-d)}
.hb-contact .cside{background:transparent;border:1px solid rgba(255,255,255,.18);border-radius:0;min-height:0;justify-content:flex-start;}
.hb-contact .cside p{color:var(--on-d)}
.hb-contact .form{border-top:3px solid var(--cy-l);color:var(--tx);background:#fff}
.hb-contact .form a{color:var(--brand)}

.hero.sm{background:linear-gradient(rgba(6,26,51,.74),rgba(6,26,51,.74)),var(--hero-img,none) center/cover no-repeat,var(--deep);padding-bottom:clamp(72px,8vw,108px)}
.hero.sm::after{content:"";position:absolute;left:0;right:0;bottom:10px;height:clamp(40px,5vw,72px);background:url(karst-line.svg) center/100% 100% no-repeat;pointer-events:none}
.hero.sm h1{font-weight:600}
.hero.sm .lead{color:var(--on-d)}
.hero:not(.sm){background:var(--hero-img,none) center 40%/cover no-repeat,var(--ink);padding:clamp(220px,34vw,400px) 0 0;color:var(--tx)}
.hero:not(.sm) .wrap{max-width:740px;margin:0 0 0 max(0px,calc((100vw - 1120px)/2 - 52px));background:#fff;padding:clamp(28px,4vw,48px) 52px clamp(28px,3.5vw,40px)}
.hero:not(.sm) h1{color:var(--ink)}.hero:not(.sm) .lead{color:var(--mut)}

.statband{border-bottom:1px solid var(--line)}
.stats:not(.hb-stats){border:0;border-radius:0;background:none}
.stats:not(.hb-stats)>div{border-right:0;padding:30px 24px 28px 0}
.stats:not(.hb-stats) dt{color:var(--brand);font-weight:600}

.sec{padding:clamp(64px,8vw,112px) 0}
.sec .wrap:not(.narrow):has(>.topics),.sec .wrap:not(.narrow):has(>.cards3:not(.ctx)){display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);column-gap:clamp(32px,5vw,72px);align-items:start}
.sec .wrap:has(>.topics)>h2,.sec .wrap:has(>.cards3:not(.ctx))>h2{grid-column:1;grid-row:1}
.sec .wrap:has(>.topics)>.sub,.sec .wrap:has(>.cards3:not(.ctx))>.sub{grid-column:1;grid-row:2}
.sec .wrap>.topics,.sec .wrap>.cards3:not(.ctx){grid-column:2;grid-row:1/span 3}
.topics,.cards3:not(.ctx){display:block;border-top:1px solid var(--ink)}
.topics .card,.cards3:not(.ctx)>.card{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:6px 32px;background:none;border:0;border-bottom:1px solid var(--line);border-radius:0;padding:24px 0;box-shadow:none}
.topics .card h3,.cards3:not(.ctx)>.card h3{font-family:var(--fs);font-size:1.28rem;line-height:1.3;margin:0;color:var(--ink)}
:lang(ja) .topics .card h3,:lang(zh) .topics .card h3,:lang(ko) .topics .card h3,:lang(ja) .cards3>.card h3,:lang(zh) .cards3>.card h3,:lang(ko) .cards3>.card h3{font-family:var(--f);font-size:1.12rem}
.topics .card p,.cards3:not(.ctx)>.card p{font-size:15.5px}
.cards3:not(.ctx)>.card .more{grid-column:2;margin-top:4px}
.topic:hover{box-shadow:none}.topic:hover h3{color:var(--brand);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:5px}
.more{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:4px}.more::after{display:none}
.hb-row .more{text-decoration:none}
.more:hover{color:var(--cy)}
.card{border-radius:var(--r)}
.cards3.ctx>.card{border:0;border-top:2px solid var(--ink);border-radius:0;padding:18px 0 0;background:none}

.steps:not(.hb-steps){border-top:1px solid var(--ink);max-width:900px}
.steps:not(.hb-steps)::before{display:none}
.steps:not(.hb-steps) li{padding:20px 0 20px 76px;border-bottom:1px solid var(--line)}
.steps:not(.hb-steps) li::before{background:none;color:var(--brand);border-radius:0;box-shadow:none!important;width:auto;height:auto;top:14px;font-size:2.2rem;line-height:1;place-items:start}
.steps strong{font-size:1.1rem}
.tl{gap:0;border-top:1px solid var(--line)}
.tl li{border:0;border-bottom:1px solid var(--line);border-radius:0;background:none;padding:16px 0}
.tl li::before{display:none}
.tl-d{color:var(--brand);font-family:var(--fs);font-weight:600;font-size:1.15rem}
.tl li.var .tl-d{color:var(--mut)}

.pcard,.insc{border:0;border-radius:0;background:none;box-shadow:none!important;transform:none!important}
.pcard .pb,.insc-b{padding:14px 0 0;background:none}
.pcard .ph{background:var(--alt);overflow:hidden}
.pcard .ph img{transition:transform .9s var(--ease)}
.pcard:hover .ph img{transform:scale(1.035)}
.insc:hover .insc-img{transform:none}
.ptag{background:none;padding:0;border-radius:0;color:var(--mut);font-weight:500;font-size:13px}
.pcard h3{font-family:var(--fs);font-size:1.2rem}
:lang(ja) .pcard h3,:lang(zh) .pcard h3,:lang(ko) .pcard h3{font-family:var(--f);font-size:1.05rem}
.tag{background:none;padding:0;text-transform:none;letter-spacing:0;font-weight:600;color:var(--mut)}
.tag.light{background:none;color:#d4e0ed}
.insc h3{font-family:var(--fs);font-size:1.25rem}
:lang(ja) .insc h3,:lang(zh) .insc h3,:lang(ko) .insc h3{font-family:var(--f);font-size:1.08rem}
.insc:hover h3,.pcard h3 a:hover{color:var(--brand);text-decoration:underline;text-decoration-thickness:1px}
.pcount{background:rgba(6,26,51,.86);border-radius:2px}
.plogos li{border-radius:0}
.partners{border-top-color:var(--ink)}

#tool-box.card{border:1px solid var(--line);border-top:2px solid var(--ink);border-radius:0}
.form{border-radius:0;border-top:2px solid var(--ink)}
input,select,textarea,.opts label span{border-radius:var(--r)}
input:focus,select:focus,textarea:focus{box-shadow:0 0 0 3px rgba(11,55,104,.15)}

.faq{background:none;border:0;border-bottom:1px solid var(--line);border-radius:0;margin:0}
.faq:first-of-type{border-top:1px solid var(--ink)}
.faq[open]{border-color:var(--line)}
.faq summary{padding:20px 0;font-size:1.05rem}.faq p{padding:0 0 20px}
.faq summary::after{color:var(--brand)}

thead th{background:var(--brand)}
.tbl,.toc a,.keybox,.side-cta,.ctabox,.tip{border-radius:0}
.keybox{background:var(--alt);border-color:var(--line)}.keybox h2{text-transform:none;letter-spacing:0;color:var(--ink);font-size:1.25rem}
.tip{border-left-color:var(--brand)}
.ctabox{background:var(--brand)}
.cmpb{border-radius:var(--r)}.tray{border-radius:4px}.tray b{color:#8fd3f2}
.rprog span{background:var(--cy-l)}

.cside{background:var(--brand);border-radius:0}
footer{background:url(karst-fill.svg) top/100% 96px no-repeat,linear-gradient(var(--deep) 0 96px,#0a2442 96px);padding-top:136px;color:var(--on-d2)}
footer strong{font-family:var(--fs);font-weight:600;font-size:1.15rem}

@media (max-width:1100px){
.sec .wrap:not(.narrow):has(>.topics),.sec .wrap:not(.narrow):has(>.cards3:not(.ctx)){display:block}
.stats>div{border-right:0!important}
.hb-split,.hb-time{grid-template-columns:minmax(0,1fr)}
.hb-time .tl{grid-column:1;grid-row:auto}
.hb-side{position:static}
.hb-stats{grid-template-columns:repeat(2,minmax(0,1fr))}
.hb-stats>div,.hb-stats>div:first-child{padding:20px 20px 22px 0;border-bottom:1px solid rgba(255,255,255,.12)!important}
}
@media (max-width:860px){
.hb-hgrid,.hb-wgrid,.hb-ins{grid-template-columns:minmax(0,1fr)}
.hb-hf{margin:8px 10px 0 0}
.hb-main{aspect-ratio:4/3}
.hb-hf figcaption{display:none}
.hb-kl{margin-top:36px}
.hb-mosaic{grid-template-columns:repeat(2,minmax(0,1fr));grid-auto-rows:clamp(150px,36vw,220px)}
.hb-tile.big{grid-column:span 2;grid-row:span 1}
.hb-qlist{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:700px){
.topics .card,.cards3:not(.ctx)>.card{grid-template-columns:minmax(0,1fr)}
.cards3:not(.ctx)>.card .more{grid-column:1}
.hero:not(.sm){padding-top:200px}
.hero:not(.sm) .wrap{margin:0;max-width:none;padding:24px 16px 28px}
.steps:not(.hb-steps) li{padding-left:56px}.steps:not(.hb-steps) li::before{font-size:1.7rem}
.hb-steps{grid-template-columns:minmax(0,1fr)}
.steps.hb-steps li{padding:4px 0 22px 60px}
.steps.hb-steps li::before{font-size:2rem;top:0}
.steps.hb-steps li::after{left:16px;right:auto;top:42px;bottom:4px;width:1px;height:auto}
.hb-mosaic{grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-auto-rows:auto;gap:20px 12px}
.hb-tile,.hb-tile.big{grid-row:auto;background:none}
.hb-tile img{position:static;aspect-ratio:4/3;height:auto}
.hb-tile.big img{aspect-ratio:16/10}
.hb-cap{position:static;max-width:none;background:none;padding:10px 0 0}.hb-tile.big .hb-cap{padding:12px 0 0}.hb-tile.big .hb-cap b{font-size:1.2rem}
.steps.hb-steps strong{min-height:0}
.hb-hf::before{right:-6px;top:-8px;width:36px;height:36px}
.hb-ht h1{overflow-wrap:break-word}
footer{background-size:100% 64px,auto;background-image:url(karst-fill.svg),linear-gradient(var(--deep) 0 64px,#0a2442 64px);padding-top:96px}
}
@media (prefers-reduced-motion:reduce){
.hb-kl path{animation:none;stroke-dashoffset:0}
.hb-hf,.hb-main{animation:none}
.hb-tile img,.hb-fimg img,.pcard .ph img{transition:none}
}

/* chữ Be Vietnam Pro rộng hơn Inter: thu menu cho khỏi tràn */
#nav a{font-size:14px;padding:10px 9px}#nav a::after{left:9px;right:9px}
@media (max-width:1400px){#nav a{padding:10px 5px;font-size:13.2px}#nav a::after{left:5px;right:5px}.bar{gap:10px}.btn.sm{padding:9px 14px}}
.topics .card h3,.cards3>.card h3{overflow-wrap:anywhere}

.hb-svc,#process{background:var(--alt)}
.hb-panel{background:#fff;border:0;border-top:2px solid var(--ink);border-radius:0;box-shadow:0 18px 40px -28px rgba(6,26,51,.35);padding:4px clamp(22px,3vw,40px)}
.hb-rows.hb-panel>.hb-row:last-child,.hb-faqs>.faq:last-child{border-bottom:0}
.hb-qlist.hb-panel{column-gap:clamp(28px,3vw,48px)}
.hb-qlist.hb-panel>a:nth-last-child(-n+2){border-bottom:0}
.hb-faqs>.faq:first-of-type{border-top:0}
.hb-time .tl{background:#fff;border-top:2px solid var(--ink);box-shadow:0 18px 40px -28px rgba(6,26,51,.35);padding:4px clamp(22px,3vw,40px)}
.hb-time .tl li:last-child{border-bottom:0}
#process .steps.hb-steps li::after{background:#d9d5c8}
@media (max-width:860px){.hb-qlist.hb-panel>a:nth-last-child(2){border-bottom:1px solid var(--line)}}
.hb-part{padding:clamp(36px,4.5vw,56px) 0;border-bottom:1px solid var(--line)}
.hb-part .partners{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);column-gap:clamp(40px,6vw,96px);align-items:center;padding:0}
.hb-part .partners h3{grid-column:1;font-family:var(--fs);font-size:1.4rem;margin:0}
.hb-part .partners .sub{grid-column:1;margin:4px 0 0}
.hb-part .plogos{grid-column:2;grid-row:1/span 2}
.hb-contact .cgrid{align-items:start}
@media (max-width:1100px){.hb-part .partners{grid-template-columns:minmax(0,1fr)}.hb-part .plogos{grid-column:1;grid-row:auto;margin-top:16px}}
.hb-tile img{filter:saturate(.68) brightness(1.06) contrast(.9)}
.hb-tile::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(150,195,225,.14),rgba(8,32,59,.10));mix-blend-mode:soft-light;pointer-events:none;transition:opacity .4s}
.hb-tile:hover img,.hb-tile:focus-visible img{filter:none}
.hb-tile:hover::after,.hb-tile:focus-visible::after{opacity:0}
.hb-tile .hb-cap{z-index:1}
@media (max-width:640px){.hb-tile::after{display:none}}

.hb-row{grid-template-columns:minmax(0,1fr)}
@media (max-width:560px){.brand span{font-size:15px}}